$92 will be MMM's strong support for long-term investor3M has made 30+ investments in start-up. One example of its investment is GrayMatter Rotobics:
GrayMatter Robotics’ proprietary GMR-AI™ rapidly automates the high-mix, high-variability manufacturing surface finishing needs: sanding, blasting, buffing, polishing, spraying, coating, trimming, and inspection